2R-8*6/S SERIES Gas Discharge Tube (GDT) Data Sheet Features ■ Provide ultra-fast response to surge voltage from slow-rising surge of 100V/s to rapid-rising surge of 1KV/μs. ■ Stable breakdown voltage. ■ High insulation resistance. ■ Low capacitance (≤1.5pF) ■ High holdover voltage ■ Large absorbing transient current capability. ■ Micro-Gap Design ■ Size: 8.0mm*6.0mm ■ Storage and operational temperature: -40℃ ~ +85℃ ■ Meets MSL level 1, per J-STD-020 ■ Safety certification: UL: E244458 Applications ■ ■ ■ ■ Repeaters, Modems. Telephone Interface, Line cards. Data communication equipment. Line test equipment Part Number Code Marking Revision：15-Aug-14 www.brightking.com 2R-8*6/S SERIES Dimensions Dimension (mm) Symbol Spec. Tolerance A 8.00 ±0.40 B 0.50 ±0.10 D 8.30 ±0.20 T 6.00 ±0.25 S 9.00 ±0.40 Electrical Characteristics DC Spark-over Part Voltage Maximum Nominal Single Impulse Impulse Impulse Spark-over Discharge Discharge Voltage Current Current Number Discharge Current Impulse Life Minimum Insulation Resistance Maximum Capacitance Device Marking 10/1000μs Test 100A Voltage (A) (times) DC(V) 2.5 10 500 25 1.0 1.5 2RM075-8 10 2.5 10 500 50 1.0 1.5 2RM090-8 600 10 2.5 10 500 100 1.0 1.5 2RM150-8 230±20% 700 10 2.5 10 500 100 1.0 1.5 2RM230-8 2RM250M-8/S 250±20% 700 10 2.5 10 500 100 1.0 1.5 2RM250-8 2RM300M-8/S 300±20% 900 10 2.5 10 500 100 1.0 1.5 2RM300-8 2RM350M-8/S 350±20% 900 10 2.5 10 500 100 1.0 1.5 2RM350-8 2RM420M-8/S 420±20% 1000 10 2.5 10 500 100 1.0 1.5 2RM420-8 2RM470M-8/S 470±20% 1000 10 2.5 10 500 250 1.0 1.5 2RM470-8 2RM600M-8/S 600±20% 1200 10 2.5 10 500 250 1.0 1.5 2RM600-8 2RM800M-8/S 800±20% 1400 10 2.5 10 500 250 1.0 1.5 2RM800-8 2RM1000M-8/S 1000±20% 1700 10 2.5 10 500 250 1.0 1.5 2RM1000-8 2RP075M-8/S 75±20% 600 20 5.0 20 500 25 1.0 1.5 2RP075-8 2RP090M-8/S 90±20% 600 20 5.0 20 500 50 1.0 1.5 2RP090-8 2RP150M-8/S 150±20% 600 20 5.0 20 500 100 1.0 1.5 2RP150-8 2RP230M-8/S 230±20% 700 20 5.0 20 500 100 1.0 1.5 2RP230-8 2RP250M-8/S 250±20% 700 20 5.0 20 500 100 1.0 1.5 2RP250-8 2RP300M-8/S 300±20% 900 20 5.0 20 500 100 1.0 1.5 2RP300-8 2RP350M-8/S 350±20% 900 20 5.0 20 500 100 1.0 1.5 2RP350-8 2RP420M-8/S 420±20% 1000 20 5.0 20 500 100 1.0 1.5 2RP420-8 2RP470M-8/S 470±20% 1000 20 5.0 20 500 250 1.0 1.5 2RP470-8 2RP600M-8/S 600±20% 1200 20 5.0 20 500 250 1.0 1.5 2RP600-8 2RP800M-8/S 800±20% 1400 20 5.0 20 500 250 1.0 1.5 2RP800-8 2RP1000M-8/S 1000±20% 1700 20 5.0 20 500 250 1.0 1.5 2RP1000-8 100V/s 1000V/μs (V) (V) 2RM075M-8/S 75±20% 2RM090M-8/S 8/20μs Alternating 10/350μs 50Hz,1sec (KA) (KA) 600 10 90±20% 600 2RM150M-8/S 150±20% 2RM230M-8/S Revision：15-Aug-14 10times (GΩ) 1MHz Code (pF) www.brightking.com 2R-8*6/S SERIES Electrical Ratings Items DC Spark-over Voltage Maximum Impulse Spark-over Voltage Test Condition/Description Requirement The voltage is measured with voltage ramp dv/dt=100V/s. The maximum impulse spark-over voltage is measured with voltage ramp dv/dt=1000V/μs. Maximum 8/20μs surge current that can be applied between two electrodes, 5 positive and 5 negative surges, with 3 minutes interval time, without causing the DC spark-over voltage to change more than 25% from its initial value. Impulse Discharge Current To meet the specified value Alternating Discharge Current Insulation Resistance Capacitance Revision：15-Aug-14 Rated RMS value of AC current at 50Hz, 1 sec. for 10 times with interval time 3 min. DC spark-over voltage shall not change more than ±25% from its initial value. IR＞108 ohms (-20%, +30% for 70~90V). The resistance of gas tube shall be measured between two electrodes. The capacitance of gas tube shall be measured between two electrodes. Test frequency: 1MHz www.brightking.com 2R-8*6/S SERIES Recommended Soldering Conditions Reflow Soldering Recommended Conditions Profile Feature Pb-Free Assembly Average ramp-up rate (TL to TP) 3℃/second max. Preheat -Temperature Min (TS min) -Temperature Max (TS max) -Time (min to max) (ts) 150℃ 200℃ 60-180 seconds TS max to TL -Ramp-up Rate 3℃/second max. Time maintained above: -Temperature (TL) -Time (tL) 217℃ 60-150 seconds Peak Temperature (TP) 260℃ Time within 5℃ of actual Peak Temperature (tP) Ramp-down Rate Time 25℃ to Peak Temperature Revision：15-Aug-14 20-40 seconds 6℃/second max. 8 minutes max. www.brightking.com 2R-8*6/S SERIES Packaging Tape Symbol P1 D0 t0 B0 W F P0 E P2 K0 A0 Reel Dimension (mm) Spec. Tolerance W 16.00 ±0.20 P0 4.00 ±0.10 P1 12.00 ±0.20 P2 2.00 ±0.10 D0 1.55 ±0.05 E 1.75 ±0.10 F 7.50 ±0.10 A0 6.35 ±0.10 K0 6.55 ±0.10 B0 8.65 ±0.10 t0 0.50 ±0.10 D 330.00 ±1.00 d 13.00 ±0.50 L 20.00 ±0.50 t 2.00 ±0.20 Quantity: 600pcs Revision：15-Aug-14 www.brightking.com